:root {
  --navy: #0a2f63;
  --blue: #0b74c9;
  --sky: #eaf5ff;
  --ink: #17263a;
  --muted: #526274;
  --line: #dce7f2;
  --paper: #ffffff;
  --canvas: #f4f8fc;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--canvas);
  color: var(--ink);
  font-family: Arial, Helvetica, sans-serif;
  font-size: 17px;
  line-height: 1.72;
}

img { display: block; max-width: 100%; }

.shell {
  width: min(1120px, calc(100% - 32px));
  margin-inline: auto;
}

.site-header {
  background: var(--paper);
  border-bottom: 1px solid var(--line);
}

.header-inner {
  min-height: 92px;
  display: flex;
  align-items: center;
}

.brand { display: inline-flex; }

.brand img {
  width: auto;
  height: 64px;
  object-fit: contain;
}

.hero { padding: 28px 0 34px; }

.hero-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 30px;
  align-items: center;
  padding: 34px;
  overflow: hidden;
  border-radius: 34px;
  background: linear-gradient(135deg, var(--navy), var(--blue));
  box-shadow: 0 18px 50px rgba(10, 47, 99, .17);
}

.hero h1 {
  margin: 0;
  color: #fff;
  font-size: clamp(2.15rem, 4.2vw, 3.15rem);
  line-height: 1.08;
  letter-spacing: -.035em;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
  margin-top: 24px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  min-height: 48px;
  padding: 11px 18px;
  border: 2px solid transparent;
  border-radius: 999px;
  font-size: .93rem;
  font-weight: 700;
  line-height: 1.25;
  text-align: center;
  text-decoration: none;
  transition: transform .2s ease, background-color .2s ease;
}

.cta-btn:hover { transform: translateY(-2px); }

.cta-call {
  border-color: #fff;
  background: #fff;
  color: var(--navy);
}

.cta-whatsapp {
  border-color: #24c768;
  background: #24c768;
  color: #082f1b;
}

.hero-media img {
  width: 100%;
  border-radius: 26px;
  box-shadow: 0 18px 35px rgba(0, 0, 0, .2);
}

.article-card {
  margin-bottom: 44px;
  padding: clamp(24px, 5vw, 58px);
  border: 1px solid var(--line);
  border-radius: 30px;
  background: var(--paper);
  box-shadow: 0 16px 45px rgba(10, 47, 99, .08);
}

.article-card h2,
.article-card h3 {
  color: var(--navy);
  line-height: 1.24;
  letter-spacing: -.02em;
}

.article-card h2 {
  margin: 38px 0 12px;
  padding-top: 6px;
  font-size: clamp(1.55rem, 3vw, 2.1rem);
}

.article-card h2:first-child { margin-top: 0; }

.article-card h3 {
  margin: 24px 0 8px;
  font-size: clamp(1.17rem, 2.1vw, 1.42rem);
}

.article-card p {
  margin: 0 0 12px;
  color: var(--muted);
}

.article-card a {
  color: #086bb8;
  font-weight: 700;
  text-decoration-thickness: 1px;
  text-underline-offset: 3px;
}

.article-card ul {
  margin: 6px 0 18px;
  padding-left: 24px;
}

.article-card li {
  margin: 3px 0;
  padding-left: 3px;
  color: var(--muted);
}

.article-visual {
  margin: 18px 0 24px;
}

.article-visual img {
  width: 100%;
  height: auto;
  border-radius: 24px;
}

@media (max-width: 820px) {
  body { font-size: 16px; }

  .header-inner { min-height: 76px; }

  .brand img { height: 52px; }

  .hero { padding: 18px 0 22px; }

  .hero-grid {
    grid-template-columns: 1fr;
    gap: 22px;
    padding: 24px;
    border-radius: 26px;
  }

  .hero-copy { order: 1; }
  .hero-media { order: 2; }

  .hero-actions { margin-top: 18px; }

  .article-card {
    margin-bottom: 26px;
    padding: 24px 20px;
    border-radius: 24px;
  }

  .article-card h2 { margin-top: 30px; }
}

@media (max-width: 480px) {
  .shell { width: min(100% - 20px, 1120px); }

  .hero-grid { padding: 18px; }

  .hero h1 { font-size: 2rem; }

  .cta-btn { width: 100%; }

  .hero-media img,
  .article-visual img { border-radius: 18px; }
}